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problem solving(difficulty, question, complication)
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APASmart Define. (2016). problem thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/problem/thesaurus/narrower
ChicagoSmart Define. 2016. "problem thesaurus" https://smartdefine.org/problem/thesaurus/narrower (accessed September 22, 2026).
HarvardSmart Define 2016, problem thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/problem/thesaurus/narrower>.
MLASmart Define. "problem thesaurus" 1 March 2016. Web. 22 September 2026. <https://smartdefine.org/problem/thesaurus/narrower>